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2. Pick up Pin Assignment
50
No.
Pin Name
Signal Description
45
T-
Tracking Actuator drive signal-
44
T+
Tracking Actuator drive
43
Tilt-
Tilting Actuator drive signal-
42
Tilt+
Tilting Actuator drive
41
F-
Focusing Actuator drive signal-
40
F+
Focusing Actuator drive
39
GND(LDD)
Ground connection for LDD
38
VCC(LDD)
Power supply for LDD
37
ENABLE
Disables output current regardless of OUTEN(ENABLE Low:No lout)
36
OUTSEL
High:selects DVD LD, Low:CD LD
35
RSET
Input voltage for current amplifier
34
W1SET
Input voltage for current amplifier
33
W2SET
Input voltage for current amplifier
32
W3SET
Input voltage for current amplifier
31
VCC(LDD)
Power supply for LDD
30
GND(LDD)
Ground connection for LDD
29
GND(LDD)
Ground connection for LDD
28
OSCEN
TTL control for Oscillator Enable (High Enable)
27
W3DIS
LVDS control for output current (High Enable)
26
W3DISN
LVDS control for output current (Low Enable)
25
W2DIS
LVDS control for output current (High Enable)
24
W2DISN
LVDS control for output current (Low Enable)
23
W1DIS
LVDS control for output current (High Enable)
22
W1DISN
LVDS control for output current (Low Enable)
21
GND(FPD)
Ground connection for PDIC, FPD, TEMP
20
TEMP
Output voltage for controlling temperature
19
FPD-OUT
APC amplifier output
18
VREF(FPD)
APC amplifier reference voltage output
17
GND(TEMP)
Ground connection for PDIC, FPD, TEMP
16
VCC(FPD)
Power supply for FPD
15
SW2(FPD)
FPD output gain Select (High : CD, Low:DVD)
14
RF-
Signal PDIC RF negative differential output
13
RF+
Signal PDIC RF positive differential output
12
SW1(PDIC)
PDIC output gain Select (L/M/H)
11
D
Signal PDIC output D
10
C
Signal PDIC output C
9
EF3
Signal PDIC output EF3
8
EF2
Signal PDIC output EF2
7
B
Signal PDIC output B
6
A
Signal PDIC output A
5
EF1
Signal PDIC output EF1
4
EF4
Signal PDIC output EF4
3
GND(PDIC)
Ground connection for PDIC, FPD, TEMP, LDD
2
VCC(PDIC)
Power supply for PDIC(+5V)
1
VC(PDIC)
Reference voltage input for PDIC)
Summary of Contents for GSA-4166B
Page 18: ...2 2 Pick up A Release 1 screw C and remove the Pick up Pick up Unit Pick up C Fig 2 2 18 ...
Page 39: ...43 3 MD Assy For LightScribe Optical Encoder Unit OPU ID Movement Range L 21um ...
Page 86: ...90 CD Laser Power Setup Result HC_CD Laser Power Setup Result DVD Laser Power Setup Result ...